12401925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 22177152

約数和(自身を除く): 9775227

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 137, 213, 255, 355, 411, 425, 685, 1065, 1207, 1275, 1775, 2055, 2329, 3425, 3621, 5325, 6035, 6987, 9727, 10275, 11645, 18105, 29181, 30175, 34935, 48635, 58225, 90525, 145905, 165359, 174675, 243175, 496077, 729525, 826795, 2480385, 4133975, 12401925]

約数ペア:

[(1, 12401925), (3, 4133975), (5, 2480385), (15, 826795), (17, 729525), (25, 496077), (51, 243175), (71, 174675), (75, 165359), (85, 145905), (137, 90525), (213, 58225), (255, 48635), (355, 34935), (411, 30175), (425, 29181), (685, 18105), (1065, 11645), (1207, 10275), (1275, 9727), (1775, 6987), (2055, 6035), (2329, 5325), (3425, 3621)]